assert.h

来自「Montavista Linux 下的多平台编译软件xdc」· C头文件 代码 · 共 72 行

/*****************************************************************************/
/* assert.h   v6.0.3                                                         */
/* Copyright (c) 1993-2006 Texas Instruments Incorporated                    */
/*****************************************************************************/

#ifndef _ASSERT
#define _ASSERT

#include <linkage.h>

#ifdef __cplusplus
//----------------------------------------------------------------------------
// <cassert> IS RECOMMENDED OVER <assert.h>.  <assert.h> IS PROVIDED FOR
// COMPATIBILITY WITH C AND THIS USAGE IS DEPRECATED IN C++
//----------------------------------------------------------------------------

#define _NAMESPACE_PREFIX std::

extern "C" namespace std
{
#else
#define _NAMESPACE_PREFIX
#endif

/* this #ifndef can go away when C2000 uses extern C builtins */
extern _CODE_ACCESS void _nassert(int);
extern _CODE_ACCESS void _assert(int, const char *);
extern _CODE_ACCESS void _abort_msg(const char *);

#define _STR(x)  __STR(x)
#define __STR(x) #x

#if defined(NDEBUG)
#define assert(_ignore) ((void)0)
#elif defined(NASSERT)
#define assert(_expr)   _NAMESPACE_PREFIX _nassert(_expr)
#else
#define assert(_expr)   _NAMESPACE_PREFIX _assert((_expr) != 0,          \
                   "Assertion failed, (" _STR(_expr) "), file " __FILE__ \
                   ", line " _STR(__LINE__) "\n")
#endif /* NDEBUG, NASSERT */

#ifdef __cplusplus
} /* extern "C" namespace std */

#ifndef _CPP_STYLE_HEADER
using std::_nassert;
#endif /* _CPP_STYLE_HEADER */

#if 0
extern _CODE_ACCESS void std::_nassert(int), _assert(int, const char *);
extern _CODE_ACCESS void std::_abort_msg(const char *);
#endif /* 0 */

#ifndef _CPP_STYLE_HEADER
using std::_nassert;
#endif  /* !_CPP_STYLE_HEADER */

#endif /* __cplusplus */

#else

#ifdef __cplusplus

#ifndef _CPP_STYLE_HEADER
using std::_nassert;
#endif /* _CPP_STYLE_HEADER */

#endif

#endif /* _ASSERT */